Seiko Cal. 5656 - 155

Released in 1968, the Cal. 5656 with design code 155 was part of Seiko's domestic market collection. Powered by the 5656 caliber with 23j jewels beating at 36,000 bph, it delivers a 42 hours power reserve. [seikata-wm-2305aee0ed6a]

Also known as: UFO, Emperor

Specifications

Movement

Kinetic

Case Material

Titanium

Case Width

35mm

Case Thickness

15.9mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

100m

Dial Color

White

Jewels

23j

Frequency

36,000 bph

Power Reserve

42 hours

Year

1968

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